高铝矾土
- 网络bauxite
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以含钛高炉渣、硅灰、高铝矾土熟料和炭黑为原料,采用碳热还原氮化法合成了(Ca,Mg)α′2Sialon2AlN2TiN粉。
With titanium-bearing blast furnace slag , silica fume , bauxite chalmette and carbon black as raw materials , ( Ca , Mg )α′ - Sialon-AlN-TiN powders were synthesized by carbothermal reduction-nitridation ( CRN ) .
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高铝矾土感应炉衬的研究与应用
Research and application of high bauxite lining of induction furnaces
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基质中Al2O3/SiO2对高铝矾土-莫来石-碳化硅质浇注料性能的影响
Effect of Al_2O_3 / SiO_2 in Matrix on Properties of Aluminium Bauxite-mullite-carborundum Castable
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研究了结合剂种类、石墨和特级高铝矾土熟料加入量对镁铝碳(MAC)制品高温性能的影响。
Effects of variety of binder , additions of graphite and special grade high-alumina bauxite chamotte on high temperature properties of magnesia-alumina-carbon ( MAC ) products were studied .
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本文研究了以高铝矾土、Si、电熔白刚玉颗粒及细粉和部分添加剂为原料,氮气气氛下通过反应烧结的方法一步制备矾土基β-Sialon结合刚玉复合材料的工艺。
Preparation of bauxite based p-Sialon bonded corundum composite ( BSC ) through reactive sintering were investigated , using bauxite , silicon , fused white corundum grains , and additives as the raw materials .
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以三聚磷酸钠为分散剂,以特级高铝矾土熟料为骨料和细粉,加入5%的SiO2微粉,骨料的配方选取合适的粒度分布系数(q值取0.26~0.30)制备试样。
Selecting proper distribution coefficient q value between 0.26 to 0.30 , we prepare the specimen with the main materials of high-alumina bauxite , microsilica ( 5 % ) and with sodium tripolyphosphate as dispersant .
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试验结果表明,以烧结良好的特级高铝矾土熟料为原料试制的铝硅质低水泥浇注料,用水量最少,显气孔率最低,烧后线变化率(1500℃保温3h)最小,强度最高。
The results show that the low-cement castable prepared with well-sintered special grade bauxite chamotte has low water demand , low apparent porosity , low linear change and high strength .
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本文研究了MgO加入物对我国水铝石-高岭石类型(DK型)高铝矾土烧结后物相组成、显微结构和高温力学性能的影响。
Effect of MgO addition on phase composition , microstructure and mechanical properties at high temperature of sintered Chinese bauxites of diaspore-kaolinite ( DK ) type has been investigated .
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采用单试样递增温度和递增应力方法研究我国水铝石-高岭石型(DK型)烧结高铝矾土材料的蠕变行为。
The creep behaviour of sintered Chinese bauxite refractories ( DK type ) has been studied by raising temperature as well as increasing stress techniques .
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结果表明,高铝矾土-硅粉试样在流动N2中的氮化反应过程可大致分为3个阶段:1)Si粉氮化阶段(900~1200℃),Si粉氮化生成Si3N4和Si2N2O;
The results show that the reaction involved proceeds in three stages as follows : ( 1 ) Nitridation stage of Si powder with formation of Si_3N_4 and Si_2N_2O ( 900 ~ 1200 ℃) .
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以一级高铝矾土熟料、中档轻烧镁砂和Al2O3超微粉等为主要原料,研究了MgO/Al2O3比对铝镁浇注料性能的影响。
Using grade ⅰ high alumina sintered bauxite , middle level light burnt magnesia and ultra fine Al 2O 3 as raw materials , the effect of MgO / Al 2O 3 ratio on properties of alumina magnesia castable was investigated .
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以高铝矾土、棕刚玉为骨料,矾土粉、SiC粉、石墨为基质料,以磷酸二氢铝和沥青粉为复合结合剂,另加少量αAl2O3微粉,制成了Al2O3-SiC-C捣打料。
Al-2O-3-SiC-C ramming mix was prepared using high alumina bauxite and fused brown corundum as aggregates , bauxite , black SiC and graphite as matrix , aluminum dihydrogen phosphate and pitch as composite binders and adding a small amount of α Al 2 O 3 micropowder .
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高铝矾土熟料在中频感应炉中的应用及提高寿命的措施
The Application of High Aluminous to Medium Frequency Induction Furnace
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高铝矾土加热过程的变化和烧结机理
Heat changes and sintering mechanism of Chinese high alumina clays
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高铝矾土-尖晶石钢包砖用结合剂的研究
Development of the binder for unburnt bauxite clinker - spinel ladle brick
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以焦炉煤气为燃料煅烧高铝矾土的回转窑技术
High-alumina bauxite burnt by the fuel of cog
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本文描述了耐火高铝矾土原料混合中的磨损现象。
This article describes some phenomena of abrasion during blending raw materials of alumina refractory .
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中国高铝矾土分类的研究
On the classification of Chinese BAUXITES
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外加沥青10%,镁铝尖晶石和高铝矾土微粉各3%,CaF22%。
Pitch 10 % . spinel powder 3 % . bauxite powder 3 % , CaF2 2 % .
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本文讨论了我国各地高铝矾土加热过程的变化和烧结机理。
In this paper , the heat changes and sintering mechanism of various Chinese high-alumina clays are discussed .
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为了降低锆英粉涂料成本,本文采用高铝矾土作辅助耐火材料,研制了醇基复合铸型涂料。
To reduce the cost of zircon powder coating , a alcohol based compound coating using alumina powder as auxiliary refractory materials has been developed .
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开发和应用了以特级优质高铝矾土熟料作主料的低水泥浇注料。
The exploration and application of low cement castable with high grade quality super calcined bauxite as main raw material are introduce in this article .
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采用两种不同粒度的蓝晶石为主要原料,加入不同数量的轻烧高铝矾土,并分别于1600℃和1650℃下烧结,研究讨论所得试样的烧结性能。
The sintering performance of the samples composed of two different sizes cyanite and different amount of bauxite has been investigated at 1600 ℃ and 1650 ℃ .
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本文主要介绍了以焦炉煤气为燃料煅烧高铝矾土的回转窑的主要设备配置、相关参数、技术特点等。
The technologic characteristic , main equipments and relational parameters for the rotary kiln High-alumina bauxite burnt by the fuel of COG are introduced in this article .
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多数新开发的优质制品是以我国丰富的耐火原料资源(主要是高铝矾土、菱镁矿和石墨)为基础的。
Mest of the sophisticated new products developed are based on the country 's natalalraw materials , mainly bauxite , magnesite and graphite which occur in abundance .
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结果表明,添加高铝矾土能增强干式料的烧结性能,同时在不降低干式料抗熔渣侵蚀性的情况下提高了干式料的抗熔渣渗透性。
The result shows that adding alumina in the materials can promote its sintering properties , and improve its penetration resistance meanwhile don 't effect to its corrosion resistance .
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以高铝矾土、粘土、莫来石为主要原料,添加适量硅线石、红柱石和蓝晶石,用挤出成型法制备了蜂窝陶瓷。
Using bauxite , clay , mullite as main raw material , and adding some amount of sillimanite , andalusite and kyanite , honeycomb ceramic was prepared by extrusion method .
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阐述了以低铝熟料、烧结镁砂、特级高铝矾土为原料制备的堇青石为基质.一次性烧成陶瓷窑用推板砖工艺的可行性。
The feasibility of manufacturing one-fire cordierite push bat brick for kilns burning porcelain by using chamotte , sintered magnesia clinker and special grade bauxite as starting materials has been expounded .
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根据硅线石的耐火机理,采用硅线石并配以高铝矾土熟料、粘土、碳化砖添加剂、工业磷酸结合剂,研制了节能新型硅线石免烧砖。
According to the refractory mechanism of sillimanite , develop a new type of energy-saving sillimanite non-burnt brick with alumina clinker , clay , silicon carbide additive , and industrial phosphoric acid binder .
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结果表明,采用天然原料(高铝矾土和菱镁矿)煅烧合成的镁铝尖晶石料和制砖镁砂,控制合理的工艺参数,可以制得抗热震性优良、高温性能良好的方镁石-尖晶石砖。
It is found that proper control of technological parameters in the calcination of the raw material ( high Al bauxite and magnesite ) for making the synthetic magnesia-alumina spinel aggregate gives thermal-shock-resistent periclase spinel firebrick of high quality .